Nano Zinc Oxide ntụ ntụ ZnO Nanopowder/nanoparticles

Nkọwa dị mkpirikpi:

1.Aha: Zinc oxide nano ZnO
2. Dị ọcha: 99.9% min
3.Apụta: White ntụ ntụ
4.Particle size: 20nm, 50nm, 500nm, 1um, wdg
5. Best ọrụ